On Tuesday, we posted an audio recording of a mystery car’s exhaust note. To hear it again, click play above. If you thought it was a Nissan 370Z with SynchroRev Match, you were almost right. Right engine, right ubiquitous Nissan/Infiniti platform, but it was instead a 2010 Infiniti G37S coupe with a manual transmission and someone who knows how to heel-and-toe downshift operating the pedals.

Like the VQ’s raspy note? Download the MP3 and quiz your friends, make your own ringtone, or just lull yourself to sleep with sweet, sweet vehicular ear candy.